? 2006 california micro devices corp. all rights reserved. 05/01/06 490 n. mccarthy blvd., milpitas, ca 95035-5112 tel: 408.263.3214 fax: 408.263.7846 www.cmd.com 1 PACUSB-U1/u2/u3 upstream usb port terminator features ? one upstream usb port terminator, emi filter and transient overvoltage protec tor in a single surface- mount package ? compact sc70 or sot23 package saves board space and lowers manufa cturing costs compared to discrete solutions ? esd protection to 30kv contact discharge per mil-std-883d, method 3015 ? esd protection to 15kv contact discharge per iec 61000-4-2 international standard ? lead-free version available applications ? esd protection and termination of usb port ? all usb peripherals (pc printers, scanners, zip drives, etc.) ? pdas / handheld pcs ? digital cameras ? wireless handets ? mp3 players ? cable modems product description the PACUSB-U1, pacusb-u2, and pacusb-u3 are single-channel usb upstream-port termination net- works. the PACUSB-U1/u2/u3 integr ate emi/rfi filter com- ponents r1 and c1, as recommended by the usb specification. because these are upstream usb devices, they are terminated with a single 1.5k pull-up resistor to v 3.3 (r2). there are three options for the value of the series resistor r1: ? for PACUSB-U1, r1=15 ? for pacusb-u2, r1=33 ? for pacusb-u3, r1=22 this series resistance plus the usb driver output resis- tance must be close to th e usb cable?s characteristic impedance of 45 (90 balanced) to minimize trans- mission line reflections. in addition, these parts provid e a very high level of pro- tection for sensitive electronic components that may be subjected to electrostatic discharge (esd). the input and output pins are designed and characterized to dis- sipate esd strikes of 15kv safely, a level well beyond the maximum requirements of the iec 61000-4-2 inter- national standard. using the mil-std-883d (method 3015) specification for human body model (hbm) esd, all pins are pro- tected for contact discharges to greater than 30kv. the PACUSB-U1/u2/u3 is housed in either a 6-pin sc70 or 6-pin sot23 package and is available with optional lead-f ree finishing. vcc sc70 6 r1 gnd in1 out 1 out 2 in2 1 2 3 c1 c1 r1 r2 6 5 4 d1_c v 3.3 d2_c gnd d1_i d2_i electrical schematic i = input c = connector
? 2006 california micro devices corp. all rights reserved. 2 490 n. mccarthy blvd., milpitas, ca 95035-5112 tel: 408.263.3214 fax: 408.263.7846 www.cmd.com 05/01/06 PACUSB-U1/u2/u3 ordering information note 1: parts are shipped in tape & reel form unless otherwise specified. pin descriptions pin name description 1 d1_i the usb controller side of the d+ or d- bi directional transmission line of the differential pair defined by usb standards. 2 gnd the ground reference for the PACUSB-U1/u2/u3 device. 3 d2_i the usb controller side of the d- or d+ bi directional transmission line of the differential pair defined by usb standards. 4 d2_c the connector side of the d- or d+ bidire ctional transmission line of the differential pair defined by usb standards. 5v 3.3 the 3.3v supply voltage for the PACUSB-U1/u2/u3 device. 6 d1_c the connector side of the d+ or d- bidire ctional transmission line of the differential pair defined by usb standards. package / pinout diagrams note: drawings are not to scale. 6-pin sc70 6-pin sot23 d1_i gnd d2_i d1_c v 3.3 d2_c d1_i gnd d2_i d1_c v 3.3 d2_c 1 2 6 5 3 4 uux/ 1 2 6 5 3 4 uuxy/ uxyr uxr part numbering information r1 value ( ) pins package standard finish lead-free finish ordering part number 1 part marking ordering part number 1 part marking 15 6 sc70-6 PACUSB-U1 uu1 PACUSB-U1r u1r 15 6 sot23-6 PACUSB-U1y6 uu1y PACUSB-U1y6r u1yr 33 6 sc70-6 pacusb-u2 uu2 pacusb-u2r u2r 33 6 sot23-6 pacusb-u2y6 uu2y pacusb-u2y6r u2yr 22 6 sc70-6 pacusb-u3 uu3 pacusb-u3r u3r 22 6 sot23-6 pacusb-u3y6 uu3y pacusb-u3y6r u3yr
? 2006 california micro devices corp. all rights reserved. 05/01/06 490 n. mccarthy blvd., milpitas, ca 95035-5112 tel: 408.263.3214 fax: 408.263.7846 www.cmd.com 3 PACUSB-U1/u2/u3 specifications absolute maximum ratings parameter rating units v 3.3 (supply voltage) 5.5 v operating temperature range -40 to +85 c storage temperature range -65 to +150 c dc power to resistor 100 mw package power 200 mw standard operat ing conditions parameter rating units v 3.3 (supply voltage) 3.3 v ambient operating temperature -40 to +85 c
? 2006 california micro devices corp. all rights reserved. 4 490 n. mccarthy blvd., milpitas, ca 95035-5112 tel: 408.263.3214 fax: 408.263.7846 www.cmd.com 05/01/06 PACUSB-U1/u2/u3 specifications (con?t) note 1: esd applied to input/output/v 3.3 pins with respect to gnd, one at a time. cl amping voltage is measured at the opposite side of the emi filter to the esd pin (i.e., if esd is applied to pi n 1, then clamping voltage is m easured at pin 6). unused pins ar e open. note 2: these parameters guaranteed by design. electrical operating characteristics symbol parameter conditions min typ max units r1 resistance r1 (PACUSB-U1 only) measured at t a = 25c 12 15 18 r1 resistance r1 (pacusb-u2 only) measured at t a = 25c 26 33 40 r1 resistance r1 (pacusb-u3 only) measured at t a = 25c 18 22 26 r2 resistance r2 measured at t a = 25c 1.2 1.5 1.8 k c1 capacitance c1 measured at 1 mhz, 2.5vdc, t a =25c 38 47 56 pf i leak diode leakage current to gnd at 3.3vdc and t a = 25c 1 100 na v d1 diode reverse-biased stand-off voltage i = 10 a,t a = 25c 5.5 v v d2 signal clamp voltage positive clamp negative clamp @ 10ma, t a = 25c @ 10ma, t a = 25c 5.6 -1.2 6.8 -0.8 8.0 -0.4 v v v esd in-system esd wi thstand voltage human body model, mil-std-883, method 3015 iec 61000-4-2, contact discharge method (i/o pins) iec 61000-4-2, contact discharge method (v 3.3 pin) notes 1,2 notes 1,2 notes 1,2 30 15 25 kv kv kv v clamp clamping voltage during esd discharge positive negative mil-std-883, method 3015, 8kv; notes 1,2 10 -5 v v
? 2006 california micro devices corp. all rights reserved. 05/01/06 490 n. mccarthy blvd., milpitas, ca 95035-5112 tel: 408.263.3214 fax: 408.263.7846 www.cmd.com 5 PACUSB-U1/u2/u3 application information the PACUSB-U1/u2/u3 is targeted for upstream usb ports (peripherals). it provides series termination, emi filtering, and esd protecti on for the two usb data lines d+ and d-. the usb specification revision 1.1 provides for two data rates: ? the full speed signaling bit rate at 12 mbits per second, and ? the low speed signaling bit rate at 1.5 mbits per second. the speed is selected by connecting one of the data lines (d+ or d-) to a 3.3v supply voltage via a 1.5k pull-up resistor (r2). connections for full speed operation full speed devices have the pull-up resistor (r2) con- nected to the d+ data line, as shown in figure 1 . pin1 is tied to the d+ line of the usb controller. pin 6 is con- nected to the d+ line on the usb connector. connections for low speed operation low speed devices have the pull-up resistor (r2) con- nected to the d- data line, as shown in figure 2 . pin 1 is tied to the d- line of the usb controller; pin 6 is con- nected to the d- line on the usb connector. figure 1. full speed connection figure 2. low speed connection usb connector vcc sc70-6 r1 gnd in1 out 1 out 2 in2 1 2 3 c1 c1 r1 r2 6 5 4 d1_i gnd d2_i d2_c d1_c v 3.3 usb controller 3.3v d+ d- d+ d- gnd pacusb-ux usb connector vcc sc70-6 r1 gnd in1 out 1 out 2 in2 1 2 3 c1 c1 r1 r2 6 5 4 d1_i gnd d2_i d2_c d1_c v 3.3 usb controller 3.3v d- d+ d- d+ gnd pacusb-ux
? 2006 california micro devices corp. all rights reserved. 6 490 n. mccarthy blvd., milpitas, ca 95035-5112 tel: 408.263.3214 fax: 408.263.7846 www.cmd.com 05/01/06 PACUSB-U1/u2/u3 mechanical details PACUSB-U1/u2/u3 devices are available in 6-pin sc70 and 6-pin sot23 packages. sc70 mechanical specifications dimensions for the pacusb- u1/u2/u3 supplied in a sc70-6 package are presented below. for complete information on the sc70, see the califor- nia micro devices sc70 package information docu- ment. package dimensions for sc70-6. package dimensions package mo-203 issue a pins 6 dimensions millimeters min max a 0.80 1.10 a1 0.00 0.10 a2 0.70 1.00 b 0.15 0.30 c 0.08 0.25 d 1.85 2.25 e 1.15 1.35 e 0.65 bsc he 2.00 2.40 l 0.26 0.46 # per tape and reel 3000 pcs mechanical package diagrams top view 12 3 65 4 e e b a side view l end view d a2 a1 c e he pin 1 marking
? 2006 california micro devices corp. all rights reserved. 05/01/06 490 n. mccarthy blvd., milpitas, ca 95035-5112 tel: 408.263.3214 fax: 408.263.7846 www.cmd.com 7 PACUSB-U1/u2/u3 mechanical details (continued) sot23 mechanical specifications dimensions for the pacusb- u1/u2/u3 supplied in a sot23-6 package are presented below. for complete information on the sot23 , see the cali- fornia micro devices sot2 3 package information doc- ument. package dimensions for sot23-6. package dimensions package mo-178 pins 6 dimensions millimeters inches min max min max a -- 1.45 -- 0.057 a1 0.00 0.15 0.000 0.006 b 0.30 0.50 0.012 0.020 c 0.08 0.22 0.003 0.009 d 2.75 3.05 0.108 0.120 e 2.60 3.00 0.102 0.118 e1 1.45 1.75 0.057 0.069 e 0.95 bsc 0.0374 bsc e1 1.90 bsc 0.0748 bsc l 0.60 ref 0.0236 ref # per tape and reel 3000 pcs controlling dimension: inches mechanical package diagrams top view a side view d a1 l1 end view c l 12 3 65 4 e1 e e1 e b pin 1 marking
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